Cone Contact Point Case Type Case Compatible with Manufacturer Model No 2118 Insize 2103 Insize 2104 Insize 2112 Insize 2113 Insize 2115 Insize 2117 Insize 2304 Insize 2307 Insize 2312 Insize 2315 Insize 2326 Insize 2833 Insize 2837 Contact Point Material Steel Contact Point Shape Curved Contact Point Thread Size #4-48UNF For Use With Dial Test Indicator Includes Case Yes Number of Pieces 1 Overall Length 0.281 in Stem Dia 0.205 in Stem Thread Size #4-48 UNF